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author | Richard Mudgett <rmudgett@digium.com> | 2018-01-30 15:00:32 -0600 |
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committer | Richard Mudgett <rmudgett@digium.com> | 2018-01-31 13:13:27 -0600 |
commit | b9024197abb490ea2cada4046446023c2179542e (patch) | |
tree | ef369986f5bc517615dfe71bb56effb6b1b4ca05 /bridges | |
parent | 6c5e3226ec6db12b06962247ac39db32f05c5065 (diff) |
app_confbridge: Update dsp_silence_threshold and dsp_talking_threshold docs.
The dsp_talking_threshold does not represent time in milliseconds. It
represents the average magnitude per sample in the audio packets. This is
what the DSP uses to determine if a packet is silence or talking/noise.
Change-Id: If6f939c100eb92a5ac6c21236559018eeaf58443
Diffstat (limited to 'bridges')
-rw-r--r-- | bridges/bridge_softmix.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/bridges/bridge_softmix.c b/bridges/bridge_softmix.c index 1ff92ad91..c26636701 100644 --- a/bridges/bridge_softmix.c +++ b/bridges/bridge_softmix.c @@ -53,9 +53,16 @@ /*! \brief Number of mixing iterations to perform between gathering statistics. */ #define SOFTMIX_STAT_INTERVAL 100 -/* This is the threshold in ms at which a channel's own audio will stop getting - * mixed out its own write audio stream because it is not talking. */ +/*! + * \brief Default time in ms of silence necessary to declare talking stopped by the bridge. + * + * \details + * This is the time at which a channel's own audio will stop getting + * mixed out of its own write audio stream because it is no longer talking. + */ #define DEFAULT_SOFTMIX_SILENCE_THRESHOLD 2500 + +/*! Default minimum average magnitude threshold to determine talking by the DSP. */ #define DEFAULT_SOFTMIX_TALKING_THRESHOLD 160 #define SOFTBRIDGE_VIDEO_DEST_PREFIX "softbridge_dest" |